GTMax MP3 Car Audio Tape Cassette Adapter for Microsoft Zune HD/Zune 120GB / Zune 16GB / Zune 80GB / Zune 4GB 8GB / Zune 30GB GTMax the Exclusive Brand of Bargaincell. Only in the United States. .Apple iPod, iPhone, or iPad are registered trademarks of Apple, Inc. Products are Apple compatible and not endorsed by Apple, Inc.